Physician Profile
Dan T. Nguyen, M.D. is a hospitalist based in San Diego, CA. Dan is a 2014 graduate of University of California, San Diego School of Medicine. According to Medicare claims data, Dan cared for 140 Medicare patients across 151 services. The services billed most often include initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes.
Summarised automatically from public NPI registry and CMS Medicare data. Not written or reviewed by this provider. Claim this profile to replace it.
License numbers are what the provider reported to NPPES when the NPI was issued or updated. NPPES does not verify licensure; confirm current standing with the state licensing board.
Exactly as CMS reports it (National Downloadable File, Opt-Out Affidavits, Order & Referring). Not an insurance directory; confirm coverage with the office.
4077 FIFTH AVE
San Diego, CA 92103
Within Hospital Medicine generally. Availability varies by clinician, training and location — this profile has not been claimed, so nothing here is a personal claim by the provider.
Allergic Reactions
Blood Clots
Blood Disorders
Brain & nerves
Brain & Nerves
Breathing & lungs
Digestive health
Emergencies
Endocrine
General medical
Heart & Circulation
Heart & circulation
Hormones & diabetes
Infections
Kidney & urinary
Liver & Digestive
Lung Infections
Lungs & Breathing
Nutrition
Access & tubes
Addiction Medicine
Airway & Breathing
Breathing support
Critical Care
Diagnostic procedures
Diagnostic Testing
Draining fluids
Emergency Care
Heart Procedures
Hospital services
Joint Procedures
Kidney Care
Lung Procedures
Medication & fluids
Mental Health
Neurological Care
Nutrition Support
Rehabilitation
Urinary Care
151 services · 140 patients · 1 distinct code
| Procedure | Type | Code | Services | Compared with peers |
|---|---|---|---|---|
| Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes | Office visit | 99223 |
151 | More often than most peers in HOSPITALIST |
Source: CMS Medicare public data. Shows how often procedures were billed — not quality of care or patient satisfaction.
Dan T. Nguyen is a hospitalist in San Diego, CA. That is the designation recorded for this NPI in the federal registry.
NPI registry
Dan T. Nguyen is listed at 4077 Fifth Ave, San Diego, CA 92103. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
The number on file is (619) 260-7125. Guide.md cannot book appointments or pass on messages — please call the office directly.
NPI registry
Dan T. Nguyen's National Provider Identifier is 1700204294. It is issued by the Centers for Medicare & Medicaid Services and is unique and permanent — it does not change if they move practice.
NPI registry
Dan T. Nguyen attended University of California, San Diego School of Medicine, graduating in 2014. This comes from the CMS National Downloadable File.
CMS public data
Dan T. Nguyen has 12 years experience. Calculated from a graduation year of 2014, reported in the CMS National Downloadable File.
CMS public data
According to Medicare billing data, Dan T. Nguyen the Medicare record under this individual NPI shows mainly office visits and diagnostic testing. Hospital-based physicians usually have their procedural work billed by the facility rather than under their own number, so this is a floor on their practice, not a description of it. This reflects Medicare patients only and is billing volume, not a measure of quality.
Medicare claims
Not yet. This profile is built from public federal data and has not been confirmed by Dan T. Nguyen. If this is you, claiming it is free.
Guide.md
Provider data sourced from the NPPES NPI Registry and CMS public datasets. Information is provided for reference and is not medical advice.